Definition of "hard"
adjective:
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Resistant to pressure.
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Requiring a lot of effort to do or understand.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Demanding a lot of effort to endure.
from Wiktionary, Creative Commons Attribution/Share-Alike License -
Severe, harsh, unfriendly, brutal.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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adverb:
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With much force or effort.
from Wiktionary, Creative Commons Attribution/Share-Alike License
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